import router from './router'
import store from './store'
import NProgress from 'nprogress' // progress bar
import 'nprogress/nprogress.css'// progress bar style
import { getToken } from '@/utils/auth' // getToken from cookie

NProgress.configure({ showSpinner: false })// NProgress Configuration

const whiteList = ['/login']// no redirect whitelist

router.beforeEach(async (to, from, next) => {
  NProgress.start() // start progress bar
  if (getToken()) { // determine if there has token
    /* has token*/
    if (to.path === '/login') {
      next({ path: '/' })
      NProgress.done() // if current page is dashboard will not trigger	afterEach hook, so manually handle it
    } else {
      // 路由是否加载完成标识
      if(!store.getters.routerLoadDone){
        const isAdmin = await store.dispatch('getUserInfo') // 获取用户信息
        await store.dispatch('generateRoutes', isAdmin) // 生成可访问的路由表
        router.addRoutes(store.getters.addRouters) // 动态添加可访问路由表
        next({ ...to, replace: true }) // hack方法 确保addRoutes已完成
      }else{
        next()
      }
    }
  } else {
    /* has no token*/
    if (whiteList.indexOf(to.path) !== -1) { // 在免登录白名单，直接进入
      next()
    } else {
      next(`/login?redirect=${to.path}`) // 否则全部重定向到登录页
      NProgress.done() // if current page is login will not trigger afterEach hook, so manually handle it
    }
  }
})

router.afterEach(() => {
  NProgress.done() // finish progress bar
})
